dmaengine: pl330: fix wording in mcbufsz message

The kernel is not trying to increase mcbufsz. It suggests you should try
doing so. Also print the calculated required size of mcbufsz.

Signed-off-by: Michal Suchanek <hramrach@gmail.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

drivers/dma/pl330.c

@@ -1424,8 +1424,8 @@ static int pl330_submit_req(struct pl330_thread *thrd,
 		goto xfer_exit;
 
 	if (ret > pl330->mcbufsz / 2) {
-		dev_info(pl330->ddma.dev, "%s:%d Trying increasing mcbufsz\n",
-				__func__, __LINE__);
+		dev_info(pl330->ddma.dev, "%s:%d Try increasing mcbufsz (%i/%i)\n",
+				__func__, __LINE__, ret, pl330->mcbufsz / 2);
 		ret = -ENOMEM;
 		goto xfer_exit;
 	}